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All results from a given calculation for SiF (silicon monofluoride)

using model chemistry: B3LYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at B3LYP/6-311G**
 hartrees
Energy at 0K-389.359263
Energy at 298.15K-389.358539
HF Energy-389.359263
Nuclear repulsion energy40.785989
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3LYP/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 827 800 111.08      

Unscaled Zero Point Vibrational Energy (zpe) 413.6 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 399.9 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3LYP/6-311G**
B
0.55748

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.640
F2 0.000 0.000 -0.995

Atom - Atom Distances (Å)
  Si1 F2
Si11.6348
F21.6348

picture of silicon monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.403      
2 F -0.403      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.295 1.295
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.270 0.000 0.000
y 0.000 -19.741 0.000
z 0.000 0.000 -19.294
Traceless
 xyz
x 4.247 0.000 0.000
y 0.000 -2.459 0.000
z 0.000 0.000 -1.788
Polar
3z2-r2-3.577
x2-y24.470
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.950 0.000 0.000
y 0.000 3.137 0.000
z 0.000 0.000 3.311


<r2> (average value of r2) Å2
<r2> 25.947
(<r2>)1/2 5.094